1. Now drips the saliva, will become tomorrow the tear. ���ڵ��µ���Һ������Ϊ��������ᡣ
2. Now drips the saliva, will become tomorrow the tear. ���ڵ��µĿ�ˮ������Ϊ��������ᡣ
3. Saliva testing is an easy operation, no damage to the patient and can diagnose many diseases aids. ��Һ�����һ�����ײ������Բ��������ˡ���������༲���ĸ������ߡ�
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n.
1. a clear liquid secreted into the mouth by the salivary glands and mucous glands of the mouth; moiste